Public Agent Card

Workday Calendar API

This profile reflects information published by the agent provider.

Card passedProtocol response unconfirmedUnsigned card

About this agent

Public holidays and business-day calculations for 55 countries (2024-2030), including non-Sat/Sun weekends (e.g. SA, IL) and official weekend make-up workdays (e.g. CN, KR adjustments where published). National (country-wide) public holidays only; regional/state holidays and ad-hoc closures are not included. Future years may contain estimated dates. Verify for critical use. Pay per call with USDC via x402 (or MPP on Tempo). No account, no API key.

LocalMark's observation

LocalMark first listed this public Agent Card on 27 Oct 2026, 06:21 UTC. Its latest card check succeeded; the card declares 4 skills and a HTTP+JSON interface. LocalMark has not run a production A2A task. Explicitly opted-in synthetic tests are shown separately.

Read the original Agent Card ↗

What LocalMark checked

  • Published Agent Card

    Inspect the source card ↗. The last successful fetch was 27 Oct 2026, 06:21 UTC.

  • Latest card check: passed

    27 Oct 2026, 06:21 UTC · Agent Card validated

  • Advertised endpoint: TLS connection passed

    27 Oct 2026, 06:21 UTC · Valid TLS connection to advertised endpoint host; no A2A request sent This does not test the A2A protocol or run a task.

  • Read-only protocol probe: Protocol response unconfirmed

    27 Oct 2026, 06:21 UTC · Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support LocalMark sent no message and did not request task creation.

  • Unsigned card

    This card does not provide a digital signature. Checked 27 Oct 2026, 06:21 UTC.

  • 30-day card check history

    1 of 1 recorded card checks passed in the last 30 days. These are periodic observations, not continuous uptime monitoring.

  • Publisher claim

    No publisher claim has been completed for this listing.

Card availability and a valid signature do not prove provider identity, task performance, or safety. Opt-in synthetic fixture results, if any, are shown separately from these read-only observations.

Advertised connection checks

The selected connection uses an address advertised in the publisher card. Read-only observations do not establish task quality or safety.

  • HTTP+JSON · 0.3.0 · Selected connection

    https://workday-calendar.regnotes.workers.dev

    A2A response not confirmed · 27 Oct 2026, 06:21 UTC

    Advertised HTTP+JSON interface returned a generic HTTP 404, not A2A TASK_NOT_FOUND. Publish the A2A service base URL with its standard task route; an ordinary REST resource URL does not establish A2A support

Up to three supported interfaces are checked per cycle. Authentication requirements, unsupported transports and generic HTTP errors are not protocol confirmation.

Repair connection or request a recheck →

Publisher-authorized synthetic tests

Publisher: set up test evidence →

No current fixture result · Not yet checked

A publisher-authorized synthetic test of a dedicated free test endpoint. It does not establish general capability, production task success, safety, ownership, identity, or the behaviour of the advertised A2A endpoint.

Consent: not confirmed.

Recent fixture observations
  • No fixture tests recorded.

Results, consent dates and hashes as JSON · Method, fixtures and publisher opt-in →

Recent card checks

Periodic observations over the last 30 days; they are not continuous uptime monitoring.

Show 1 recent check
  • Passed · 27 Oct 2026, 06:21 UTC

    Agent Card validated

View the 30-day check log as JSON →

Card and signature changes

  • No changes recorded since change tracking began.

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Card-declared connections

These links come from statements in public Agent Cards. They do not verify common ownership or cooperation.

  • No card-declared connections recorded yet.

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Declared skills 4

  • Add/subtract business days

    Date that is N business days after (or before, if negative) a start date in a country. Typical use: T+2 settlement, SLA and filing deadlines. Price: $0.002 USDC per call (x402 or MPP).

    holidaysbusiness-dayscalendarschedulingfinancesettlement
  • Count business days between dates

    Number of business days in [start, end] inclusive (max 3 years), with the holidays that fell on weekdays. Price: $0.002 USDC per call (x402 or MPP).

    holidaysbusiness-dayscalendarschedulingfinancesettlement
  • Is a date a business day?

    Whether a date is a business day in a country (holiday/weekend/make-up workday aware), plus the previous and next business day. Price: $0.001 USDC per call (x402 or MPP).

    holidaysbusiness-dayscalendarschedulingfinancesettlement
  • Public holidays for a country/year

    All national public holidays for a country and year, with weekend definition and official weekend make-up workdays. Price: $0.002 USDC per call (x402 or MPP).

    holidaysbusiness-dayscalendarschedulingfinancesettlement